Xiaomi Redmi Note 9S

Specifications
Xiaomi Redmi Note 9S
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  • 6.67" 1080x2400 pixels
  • 48MP 2160p
  • 4/6GB RAM Snapdragon 720G
  • 5020mAh 18W
Released 2020, April 30 209g, 8.8mm thickness Android 10, up to Android 12, MIUI 14 64GB/128GB storage, microSDXC
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Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40
Speed HSPA, LTE
Launch
Announced 2020, March 23
Status Available. Released 2020, April 30
Body
Dimensions 165.8 x 76.7 x 8.8 mm (6.53 x 3.02 x 0.35 in)
Weight 209 g (7.37 oz)
Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
SIM Nano-SIM + Nano-SIM
 Water-repellent coating
Display
Type IPS LCD, HDR10, 450 nits (typ)
Size 6.67 inches, 107.4 cm2 (~84.5% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection Corning Gorilla Glass 5
Platform
OS Android 10, upgradable to Android 12, MIUI 14
Chipset Qualcomm SM7125 Snapdragon 720G (8 nm)
CPU Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
GPU Adreno 618
Memory
Card slot microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
 UFS 2.1
Main Camera
Quad 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 119˚ (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro), AF
2 MP, f/2.4, (depth)
Features LED flash, HDR, panorama
Video 4K@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Selfie Camera
Single 16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Features HDR, panorama
Video 1080p@30/120fps
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Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS
NFC No
Infrared port Yes
Radio FM radio, recording
USB USB Type-C 2.0, OTG
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Type Li-Po 5020 mAh
Charging 18W wired
Misc
Colors Aurora Blue, Glacier White, Interstellar Gray
Models M2003J6A1G
SAR 0.96 W/kg (head)     0.40 W/kg (body)    
SAR EU 0.72 W/kg (head)     0.98 W/kg (body)    
Price About 110 EUR
Tests
Performance AnTuTu: 254000 (v8)
GeekBench: 1785 (v5.1)
GFXBench: 15fps (ES 3.1 onscreen)
Display 1389:1 contrast ratio, 575 nits max brightness (measured)
Camera Photo / Video
Loudspeaker -27.8 LUFS (Good)
Battery (old) Endurance rating 127h

User opinions and reviews

what are you trying to say? how?

  • Yousif R
  • 05 Dec 2024
  • pTE

I installed Lineage OS on it, and Now it is smoother than my new POCO X6 Pro. The Battery wear is now 40% so I need to replace it.

  • Nathan
  • 03 Dec 2024
  • EUk

After 4 years, the battery needs replacing. I get 3 hours of screen on time. There's ghost touch. The camera lags and takes really long to open. It was a good phone, but it's reached the end of its lifespan. I'm switching to a Sam...

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